Verify Network Status and Switch Operation Using Basic Utilities (ping, traceroute, Telnet, SSH, ARP, ipconfig, show, and debug Commands)
As soon as the network is running and your switch is configured properly, you may need to troubleshoot connectivity from time to time. Chapter 9 of CCNA Discovery 1 describes some of the utilities available on most hosts to verify network configurations and operation. Chapter 5 of CCNA Discovery 2 discusses the commands available to verify your configuration on a switch.
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